package backstage.app.mapper;

 

import java.util.List;

import org.springframework.stereotype.Repository;

import com.baomidou.mybatisplus.core.mapper.BaseMapper;

import backstage.app.entity.LevelkillStudent;
 
@Repository
public interface LevelkillStudentMapper extends BaseMapper<LevelkillStudent>{
   
	
	Integer selectBykillContextIdCount(Integer killContextId);
	 
	List<LevelkillStudent> selectByPrimarySid(Integer sid);
 
    LevelkillStudent selectByPrimaryKey(Integer leid);
  
    int deleteByPrimaryKey(Integer leid);
    
    int deleteByPrimaryKeySid(Integer sid);
    
    int updateByPrimaryKeySelective(LevelkillStudent levelkillStudent);
}